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<div class="titlepage"><div><div><h3 class="title">
<a name="boost_asio.reference.strand"></a><a class="link" href="strand.html" title="strand">strand</a>
</h3></div></div></div>
<p>
        <a class="indexterm" name="boost_asio.indexterm.strand"></a>
      </p>
<p>
        Provides serialised function invocation for any executor type.
      </p>
<pre class="programlisting">template&lt;
    typename <a class="link" href="Executor1.html" title="Executor requirements">Executor</a>&gt;
class strand
</pre>
<h5>
<a name="boost_asio.reference.strand.h0"></a>
        <span class="phrase"><a name="boost_asio.reference.strand.types"></a></span><a class="link" href="strand.html#boost_asio.reference.strand.types">Types</a>
      </h5>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
                <p>
                  Name
                </p>
              </th>
<th>
                <p>
                  Description
                </p>
              </th>
</tr></thead>
<tbody><tr>
<td>
                <p>
                  <a class="link" href="strand/inner_executor_type.html" title="strand::inner_executor_type"><span class="bold"><strong>inner_executor_type</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  The type of the underlying executor.
                </p>
              </td>
</tr></tbody>
</table></div>
<h5>
<a name="boost_asio.reference.strand.h1"></a>
        <span class="phrase"><a name="boost_asio.reference.strand.member_functions"></a></span><a class="link" href="strand.html#boost_asio.reference.strand.member_functions">Member
        Functions</a>
      </h5>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
                <p>
                  Name
                </p>
              </th>
<th>
                <p>
                  Description
                </p>
              </th>
</tr></thead>
<tbody>
<tr>
<td>
                <p>
                  <a class="link" href="strand/context.html" title="strand::context"><span class="bold"><strong>context</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Obtain the underlying execution context.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/defer.html" title="strand::defer"><span class="bold"><strong>defer</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Request the strand to invoke the given function object.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/dispatch.html" title="strand::dispatch"><span class="bold"><strong>dispatch</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Request the strand to invoke the given function object.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/execute.html" title="strand::execute"><span class="bold"><strong>execute</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Request the strand to invoke the given function object.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/get_inner_executor.html" title="strand::get_inner_executor"><span class="bold"><strong>get_inner_executor</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Obtain the underlying executor.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/on_work_finished.html" title="strand::on_work_finished"><span class="bold"><strong>on_work_finished</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Inform the strand that some work is no longer outstanding.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/on_work_started.html" title="strand::on_work_started"><span class="bold"><strong>on_work_started</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Inform the strand that it has some outstanding work to do.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/operator_eq_.html" title="strand::operator="><span class="bold"><strong>operator=</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Assignment operator. <br> <span class="silver"> —</span><br> Converting assignment operator.
                  <br> <span class="silver"> —</span><br> Move assignment operator. <br> <span class="silver"> —</span><br> Converting
                  move assignment operator.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/post.html" title="strand::post"><span class="bold"><strong>post</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Request the strand to invoke the given function object.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/prefer.html" title="strand::prefer"><span class="bold"><strong>prefer</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Forward a preference to the underlying executor.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/query.html" title="strand::query"><span class="bold"><strong>query</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Forward a query to the underlying executor.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/require.html" title="strand::require"><span class="bold"><strong>require</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Forward a requirement to the underlying executor.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/running_in_this_thread.html" title="strand::running_in_this_thread"><span class="bold"><strong>running_in_this_thread</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Determine whether the strand is running in the current thread.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/strand.html" title="strand::strand"><span class="bold"><strong>strand</strong></span></a>
                  <span class="silver">[constructor]</span>
                </p>
              </td>
<td>
                <p>
                  Default constructor. <br> <span class="silver"> —</span><br> Construct a strand for the specified
                  executor. <br> <span class="silver"> —</span><br> Copy constructor. <br> <span class="silver"> —</span><br> Converting
                  constructor. <br> <span class="silver"> —</span><br> Move constructor. <br> <span class="silver"> —</span><br> Converting
                  move constructor.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/_strand.html" title="strand::~strand"><span class="bold"><strong>~strand</strong></span></a>
                  <span class="silver">[destructor]</span>
                </p>
              </td>
<td>
                <p>
                  Destructor.
                </p>
              </td>
</tr>
</tbody>
</table></div>
<h5>
<a name="boost_asio.reference.strand.h2"></a>
        <span class="phrase"><a name="boost_asio.reference.strand.friends"></a></span><a class="link" href="strand.html#boost_asio.reference.strand.friends">Friends</a>
      </h5>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
</colgroup>
<thead><tr>
<th>
                <p>
                  Name
                </p>
              </th>
<th>
                <p>
                  Description
                </p>
              </th>
</tr></thead>
<tbody>
<tr>
<td>
                <p>
                  <a class="link" href="strand/operator_not__eq_.html" title="strand::operator!="><span class="bold"><strong>operator!=</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Compare two strands for inequality.
                </p>
              </td>
</tr>
<tr>
<td>
                <p>
                  <a class="link" href="strand/operator_eq__eq_.html" title="strand::operator=="><span class="bold"><strong>operator==</strong></span></a>
                </p>
              </td>
<td>
                <p>
                  Compare two strands for equality.
                </p>
              </td>
</tr>
</tbody>
</table></div>
<h5>
<a name="boost_asio.reference.strand.h3"></a>
        <span class="phrase"><a name="boost_asio.reference.strand.requirements"></a></span><a class="link" href="strand.html#boost_asio.reference.strand.requirements">Requirements</a>
      </h5>
<p>
        <span class="emphasis"><em>Header: </em></span><code class="literal">boost/asio/strand.hpp</code>
      </p>
<p>
        <span class="emphasis"><em>Convenience header: </em></span><code class="literal">boost/asio.hpp</code>
      </p>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
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<td align="right"><div class="copyright-footer">Copyright © 2003-2021 Christopher
      M. Kohlhoff<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
      </p>
</div></td>
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